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Related Party Transactions - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
LSB Funding [Member] | Common Stock [Member]
Related Party Transaction [Line Items]
Stock repurchase authorized			9,000,000
Stock repurchase acquired, average cost per share			$ 12.58
SBT Investors and LSB Funding [Member]
Related Party Transaction [Line Items]
Common stock shares outstanding	15,300,000
Percentage of common stock shares owned	21.00%
Todd Boehly [Member]
Related Party Transaction [Line Items]
Directors fees	$ 0.4	$ 0.4	$ 0.3
Barry H. Golsen [Member]
Related Party Transaction [Line Items]
Directors fees	$ 0.2	$ 0.2	$ 0.1

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